package com.xinquan.course.controller.client;


import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.xinquan.common.core.domain.R;
import com.xinquan.common.core.utils.page.BeanUtils;
import com.xinquan.common.core.utils.page.CollUtils;
import com.xinquan.common.core.utils.page.PageDTO;
import com.xinquan.common.security.utils.SecurityUtils;
import com.xinquan.course.api.domain.Course;
import com.xinquan.course.api.domain.CourseCategory;
import com.xinquan.course.domain.TutorSpecialColumn;
import com.xinquan.course.domain.TutorSpecialColumnCourse;
import com.xinquan.course.domain.vo.ClientCourseVO;
import com.xinquan.course.domain.vo.TutorCourseVO;
import com.xinquan.course.domain.vo.TutorVo;
import com.xinquan.course.service.CourseCategoryService;
import com.xinquan.course.service.CourseService;
import com.xinquan.course.service.TutorSpecialColumnCourseService;
import com.xinquan.course.service.TutorSpecialColumnService;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

/**
 * <p>
 * 导师专栏表 前端控制器
 * </p>
 *
 * @author mitao
 * @since 2024-08-21
 */
@RestController
@RequestMapping("/client/course/tutor-special-column")
public class ClientTutorSpecialColumnController {

    @Resource
    private TutorSpecialColumnService tutorSpecialColumnService;
    @Resource
    private TutorSpecialColumnCourseService tutorSpecialColumnCourseService;
    @Resource
    private CourseCategoryService courseCategoryService;
    @Resource
    private CourseService courseService;
    @PostMapping("/getCoursePageList")
    @ApiOperation(value = "导师专栏",tags = "导师专栏")
    public R<TutorVo> getCourseList() {
        TutorVo tutorVo = new TutorVo();
        TutorSpecialColumn one = tutorSpecialColumnService.lambdaQuery().one();
        List<TutorCourseVO> clientCourseVOS = new ArrayList<>();
        if (one!=null){
            TutorSpecialColumnCourse one1 = tutorSpecialColumnCourseService.lambdaQuery().eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, one.getId()).one();
            BeanUtils.copyProperties(one, tutorVo);
            List<Course> page = courseService.lambdaQuery()
                    .in(Course::getId, Arrays.asList(one1.getCourseId().split(",")))
                    .orderByDesc(Course::getSortNum).list().stream().limit(2).collect(Collectors.toList());
            for (Course course : page) {
                TutorCourseVO tutorCourseVO = new TutorCourseVO();
                BeanUtils.copyProperties(course, tutorCourseVO);
                clientCourseVOS.add(tutorCourseVO);
            }
            tutorVo.setList(clientCourseVOS);
            return R.ok(tutorVo);
        }else{
            tutorVo.setList(clientCourseVOS);
            return R.ok(tutorVo);
        }
    }
    @GetMapping("/detailTutor")
    @ApiOperation(value = "查看详情导师专栏", notes = "管理后台-导师专栏")
    public R<TutorSpecialColumn> detailTutor() {
        TutorSpecialColumn one = tutorSpecialColumnService.getOne(null);
        if (one!=null){
            List<Long> collect = tutorSpecialColumnCourseService.lambdaQuery().eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, one.getId())
                    .list().stream().map(TutorSpecialColumnCourse::getId).collect(Collectors.toList());
            if (!collect.isEmpty()){
                List<Course> list = courseService.lambdaQuery().in(Course::getId, collect).list();
                one.setCourses(list);
            }
        }
        return R.ok(one);
    }
    @PostMapping("/updateTutor")
    @ApiOperation(value = "修改分类导师专栏", notes = "管理后台-导师专栏")
    public R updateTutor(@RequestBody TutorSpecialColumn homeBackgroundMusic) {
        TutorSpecialColumn one = tutorSpecialColumnService.getOne(null);
        if (one == null){
            tutorSpecialColumnService.save(homeBackgroundMusic);
        }
        homeBackgroundMusic.setUpdateBy(SecurityUtils.getUsername());
        homeBackgroundMusic.setUpdateTime(LocalDateTime.now());
        List<Long> collect = tutorSpecialColumnCourseService.lambdaQuery()
                .eq(TutorSpecialColumnCourse::getTutorSpecialColumnId, homeBackgroundMusic.getId())
                .list().stream().map(TutorSpecialColumnCourse::getId)
                .collect(Collectors.toList());
        tutorSpecialColumnCourseService.removeBatchByIds(collect);
        List<TutorSpecialColumnCourse> tutorSpecialColumnCourses = new ArrayList<>();
        if (StringUtils.hasLength(homeBackgroundMusic.getCourseIds())){
            String[] split = homeBackgroundMusic.getCourseIds().split(",");
            for (int i = 0; i < split.length; i++) {
                TutorSpecialColumnCourse tutorSpecialColumnCourse = new TutorSpecialColumnCourse();
                tutorSpecialColumnCourse.setCourseId(split[i]);
                tutorSpecialColumnCourse.setTutorSpecialColumnId(homeBackgroundMusic.getId());
                tutorSpecialColumnCourse.setCreateBy(SecurityUtils.getUsername());
                tutorSpecialColumnCourse.setCreateTime(LocalDateTime.now());
                tutorSpecialColumnCourse.setUpdateBy(SecurityUtils.getUsername());
                tutorSpecialColumnCourse.setUpdateTime(LocalDateTime.now());
                tutorSpecialColumnCourses.add(tutorSpecialColumnCourse);
            }
            tutorSpecialColumnCourseService.saveBatch(tutorSpecialColumnCourses);
        }
        return R.ok(tutorSpecialColumnService.updateById(homeBackgroundMusic));
    }

}